Sliced Bread Episodes Available now
Dough - Hairdryers
How do modern hairdryers protect against damage from excessive heat?
Dough - Vacuum Cleaners
Why do we buy so many vacuum cleaners?
Dough - TV Sets
What might our TV sets be like in the future?
Introducing Dough
Sam White looks at where the smart money's going now and what it could mean in the future.
DNA Ancestry Tests
Can DNA ancestry tests really tell where we come from?
Ear Plugs (recorded live at Hay Festival)
Are the latest ear plugs better for gigs, focus and sleep?
Cholesterol Lowering Products
Can fortified drinks and spreads really reduce cholesterol?
Acupressure Mats
What is the point of acupressure mats?
Pest Control
What's the best - and most humane - way to get rid of pests?
Contact Lenses
Which contact lenses are best for your eyes - and the planet?
